# Binary Number System

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• Created by: i_daley
• Created on: 07-06-18 19:44
Bit
A single binary digit.
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Byte
A group of 8 bits used to represent a character.
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Unit
The grouping together of bits and bytes to form larger blocks of measurements.
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Number Bases
The number of digits available within a particular number system.
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Unsigned Binary
Binary that represents positive numbers only.
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Two's Complement
A method of working with signed binary values.
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Fixed Point
Where the binary point is fixed within a number.
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Floating Point
Where the binary point can move within a number.
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Signed Binary
Binary with a positive or negative sign.
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Overflow
When a number is too large to be represented with the number of bits allocated.
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Underflow
When a number is too small to be represented with the number of bits allocated.
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Normalisation
A process for adjusting numbers onto a common scale.
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Precision
How accurate a number is.
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Mantissa
The significant digits that makeup a number.
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Exponent
The 'power part' of a number indicating how far a binary point should be shifted left or right.
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## Other cards in this set

### Card 2

#### Front

A group of 8 bits used to represent a character.

Byte

### Card 3

#### Front

The grouping together of bits and bytes to form larger blocks of measurements.

### Card 4

#### Front

The number of digits available within a particular number system.

### Card 5

#### Front

Binary that represents positive numbers only.